1 /* matrix/matrix_source.c
3 * Copyright (C) 1996, 1997, 1998, 1999, 2000, 2007 Gerard Jungman, Brian Gough
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 3 of the License, or (at
8 * your option) any later version.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
20 #ifndef HIDE_INLINE_STATIC
22 FUNCTION (gsl_matrix, get) (const TYPE (gsl_matrix) * m,
23 const size_t i, const size_t j)
29 if (i >= m->size1) /* size_t is unsigned, can't be negative */
31 GSL_ERROR_VAL ("first index out of range", GSL_EINVAL, zero);
33 else if (j >= m->size2) /* size_t is unsigned, can't be negative */
35 GSL_ERROR_VAL ("second index out of range", GSL_EINVAL, zero);
38 return *(BASE *) (m->data + MULTIPLICITY * (i * m->tda + j));
42 FUNCTION (gsl_matrix, set) (TYPE (gsl_matrix) * m,
43 const size_t i, const size_t j,
48 if (i >= m->size1) /* size_t is unsigned, can't be negative */
50 GSL_ERROR_VOID ("first index out of range", GSL_EINVAL);
52 else if (j >= m->size2) /* size_t is unsigned, can't be negative */
54 GSL_ERROR_VOID ("second index out of range", GSL_EINVAL);
57 *(BASE *) (m->data + MULTIPLICITY * (i * m->tda + j)) = x;
62 FUNCTION (gsl_matrix, ptr) (TYPE (gsl_matrix) * m,
63 const size_t i, const size_t j)
67 if (i >= m->size1) /* size_t is unsigned, can't be negative */
69 GSL_ERROR_NULL ("first index out of range", GSL_EINVAL);
71 else if (j >= m->size2) /* size_t is unsigned, can't be negative */
73 GSL_ERROR_NULL ("second index out of range", GSL_EINVAL);
76 return (BASE *) (m->data + MULTIPLICITY * (i * m->tda + j));
81 FUNCTION (gsl_matrix, const_ptr) (const TYPE (gsl_matrix) * m,
82 const size_t i, const size_t j)
86 if (i >= m->size1) /* size_t is unsigned, can't be negative */
88 GSL_ERROR_NULL ("first index out of range", GSL_EINVAL);
90 else if (j >= m->size2) /* size_t is unsigned, can't be negative */
92 GSL_ERROR_NULL ("second index out of range", GSL_EINVAL);
95 return (const BASE *) (m->data + MULTIPLICITY * (i * m->tda + j));